Genymobile · talynone · May 22, 2026
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -172,34 +172,71 @@ jobs:
           name: build-win32-intermediate
           path: release/work/build-win32/dist-tar/
 
-  build-win64:
-    runs-on: ubuntu-latest
+  build-windows:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - arch: '64'
+            target: win64
+            runs-on: ubuntu-latest
+            shell: bash
+          - arch: arm64
+            target: winarm64
+            runs-on: windows-11-arm
+            shell: 'msys2 {0}'
+    runs-on: ${{ matrix.runs-on }}
+    defaults:
+      run:
+        shell: ${{ matrix.shell }}
     steps:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Install dependencies
+      - name: Install dependencies (Linux cross-build)
+        if: matrix.target == 'win64'
         run: |
           sudo apt update
           sudo apt install -y meson ninja-build nasm \
              mingw-w64 mingw-w64-tools libz-mingw-w64-dev
 
+      - name: Setup MSYS2 (native Windows ARM64 build)
+        if: matrix.target == 'winarm64'
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: CLANGARM64
+          update: true
+          install: >-
+            base-devel
+            unzip
+            wget
+            autoconf
+            automake
+            libtool
+            make
+            mingw-w64-clang-aarch64-toolchain
+            mingw-w64-clang-aarch64-meson
+            mingw-w64-clang-aarch64-ninja
+            mingw-w64-clang-aarch64-cmake
+            mingw-w64-clang-aarch64-pkgconf
+            mingw-w64-clang-aarch64-zlib
+
       - name: Build
-        run: release/build_windows.sh 64
+        run: release/build_windows.sh ${{ matrix.arch }}
 
       # upload-artifact does not preserve permissions
       - name: Tar
         run: |
-            cd release/work/build-win64
+            cd release/work/build-${{ matrix.target }}
             mkdir dist-tar
             cd dist-tar
             tar -C .. -cvf dist.tar.gz dist/
 
       - name: Upload artifact
         uses: actions/upload-artifact@v7
         with:
-          name: build-win64-intermediate
-          path: release/work/build-win64/dist-tar/
+          name: build-${{ matrix.target }}-intermediate
+          path: release/work/build-${{ matrix.target }}/dist-tar/
 
   build-macos-aarch64:
     runs-on: macos-latest
@@ -362,7 +399,7 @@ jobs:
   package-win64:
     needs:
       - build-scrcpy-server
-      - build-win64
+      - build-windows
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
@@ -395,6 +432,42 @@ jobs:
           name: release-win64
           path: release/output
 
+  package-winarm64:
+    needs:
+      - build-scrcpy-server
+      - build-windows
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+
+      - name: Download scrcpy-server
+        uses: actions/download-artifact@v8
+        with:
+          name: scrcpy-server
+          path: release/work/build-server/server/
+
+      - name: Download build-winarm64
+        uses: actions/download-artifact@v8
+        with:
+          name: build-winarm64-intermediate
+          path: release/work/build-winarm64/dist-tar/
+
+      # upload-artifact does not preserve permissions
+      - name: Detar
+        run: |
+            cd release/work/build-winarm64
+            tar xf dist-tar/dist.tar.gz
+
+      - name: Package
+        run: release/package_client.sh winarm64 zip
+
+      - name: Upload release
+        uses: actions/upload-artifact@v7
+        with:
+          name: release-winarm64
+          path: release/output
+
   package-macos-aarch64:
     needs:
       - build-scrcpy-server
@@ -473,6 +546,7 @@ jobs:
       - package-linux-x86_64
       - package-win32
       - package-win64
+      - package-winarm64
       - package-macos-aarch64
       - package-macos-x86_64
     runs-on: ubuntu-latest
@@ -504,6 +578,12 @@ jobs:
           name: release-win64
           path: release/output/
 
+      - name: Download release-winarm64
+        uses: actions/download-artifact@v8
+        with:
+          name: release-winarm64
+          path: release/output/
+
       - name: Download release-macos-aarch64
         uses: actions/download-artifact@v8
         with:

diff --git a/app/deps/ffmpeg.sh b/app/deps/ffmpeg.sh
@@ -134,6 +134,14 @@ else
                 echo "Unsupported host: $HOST" >&2
                 exit 1
         esac
+    elif [[ "$HOST" == winarm64 ]]
+    then
+        # Native Windows ARM64 build (MSYS2 CLANGARM64 provides clang, not gcc)
+        conf+=(
+            --target-os=mingw32
+            --arch=aarch64
+            --cc=clang
+        )
     fi
 
     "$SOURCES_DIR/$PROJECT_DIR"/configure "${conf[@]}"

diff --git a/release/build_windows.sh b/release/build_windows.sh
@@ -4,12 +4,18 @@ set -ex
 case "$1" in
     32)
         WINXX=win32
+        BUILD_TYPE=cross
         ;;
     64)
         WINXX=win64
+        BUILD_TYPE=cross
+        ;;
+    arm64)
+        WINXX=winarm64
+        BUILD_TYPE=native
         ;;
     *)
-        echo "ERROR: $0 must be called with one argument: 32 or 64" >&2
+        echo "ERROR: $0 must be called with one argument: 32, 64 or arm64" >&2
         exit 1
         ;;
 esac
@@ -20,29 +26,46 @@ cd .. # root project dir
 
 WINXX_BUILD_DIR="$WORK_DIR/build-$WINXX"
 
+# Prefer Ninja for CMake-based deps on MSYS2 (avoids "MSYS Makefiles" quirks).
+# MSYS2 CLANGARM64 provides clang, not gcc — make autotools/cmake/configure
+# pick it up by default.
+if [[ "$BUILD_TYPE" == native ]]
+then
+    export CMAKE_GENERATOR=Ninja
+    export CC=clang
+    export CXX=clang++
+fi
+
 app/deps/adb_windows.sh
-app/deps/sdl.sh $WINXX cross shared
-app/deps/dav1d.sh $WINXX cross shared
-app/deps/ffmpeg.sh $WINXX cross shared
-app/deps/libusb.sh $WINXX cross shared
+app/deps/sdl.sh $WINXX $BUILD_TYPE shared
+app/deps/dav1d.sh $WINXX $BUILD_TYPE shared
+app/deps/ffmpeg.sh $WINXX $BUILD_TYPE shared
+app/deps/libusb.sh $WINXX $BUILD_TYPE shared
 
-DEPS_INSTALL_DIR="$PWD/app/deps/work/install/$WINXX-cross-shared"
+DEPS_INSTALL_DIR="$PWD/app/deps/work/install/$WINXX-$BUILD_TYPE-shared"
 ADB_INSTALL_DIR="$PWD/app/deps/work/install/adb-windows"
 
 # Never fall back to system libs
 unset PKG_CONFIG_PATH
 export PKG_CONFIG_LIBDIR="$DEPS_INSTALL_DIR/lib/pkgconfig"
 
-rm -rf "$WINXX_BUILD_DIR"
-meson setup "$WINXX_BUILD_DIR" \
-    -Dc_args="-I$DEPS_INSTALL_DIR/include" \
-    -Dc_link_args="-L$DEPS_INSTALL_DIR/lib" \
-    --cross-file=cross_$WINXX.txt \
-    --buildtype=release \
-    --strip \
-    -Db_lto=true \
-    -Dcompile_server=false \
+meson_args=(
+    -Dc_args="-I$DEPS_INSTALL_DIR/include"
+    -Dc_link_args="-L$DEPS_INSTALL_DIR/lib"
+    --buildtype=release
+    --strip
+    -Db_lto=true
+    -Dcompile_server=false
     -Dportable=true
+)
+
+if [[ "$BUILD_TYPE" == cross ]]
+then
+    meson_args+=(--cross-file=cross_$WINXX.txt)
+fi
+
+rm -rf "$WINXX_BUILD_DIR"
+meson setup "$WINXX_BUILD_DIR" "${meson_args[@]}"
 ninja -C "$WINXX_BUILD_DIR"
 
 # Group intermediate outputs into a 'dist' directory

diff --git a/release/generate_checksums.sh b/release/generate_checksums.sh
@@ -8,6 +8,7 @@ sha256sum "scrcpy-server-$VERSION" \
     "scrcpy-linux-x86_64-$VERSION.tar.gz" \
     "scrcpy-win32-$VERSION.zip" \
     "scrcpy-win64-$VERSION.zip" \
+    "scrcpy-winarm64-$VERSION.zip" \
     "scrcpy-macos-aarch64-$VERSION.tar.gz" \
     "scrcpy-macos-x86_64-$VERSION.tar.gz" \
         | tee SHA256SUMS.txt